second brain

• gutDigestive tract, or instinct
• entericConcerning the gut
• neuronsSignal-transmitting brain cells
• digestionBodily food breakdown
• microbiomeBody's microbial community

belly · instinct · vagus · serotonin · butterflies · nervous · visceral · feeling · bacteria · stomach · hunch · mood · axis · thinking · plexus · flora · sensation · probiotic

• note appsnotes, notebooks, note-taking, Evernote, OneNote
• gut-brainvagus nerve, neural pathways, gut feelings, neurotransmitters, serotonin
• brain termsdopamine, serotonin, amygdala, neurons, synapses